Time series analysis Forums › Ask ACCA Tutor Forums › Ask the Tutor ACCA MA – FIA FMA › Time series analysis This topic has 0 replies, 1 voice, and was last updated 8 years ago by mria. Viewing 1 post (of 1 total) Author Posts August 19, 2017 at 10:21 am #402443 mriaMember Topics: 1Replies: 1☆ After calculating the seasonal variations for quarters why we further average all of them?I saw the lecture video but did not get this point? Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In